METHYLAMMONIUM CHLORIDE CH₆CLN 99.99% CAS 593-51-1RESEARCH GRADE MATERIAL
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TAILORED SOLUTIONS FOR RESEARCH
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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Methylammonium chloride is strongly hygroscopic and prone to hydrolysis, requiring immediate transfer to a desiccated, light-protected environment upon receipt. Storage must be under light-protected, dry, sealed conditions at room temperature, and contact with strong oxidizing agents or alkaline reagents must be avoided.
- Hydrolysis Sensitivity: Exposure to atmospheric moisture causes deliquescence and hydrolysis, irreversibly degrading precursor stoichiometry.
- Glovebox Requirement: Handling for solution preparation must be performed in an inert-atmosphere glovebox with H₂O below 1 ppm and O₂ below 1 ppm.
- Solubility Profile: The compound is freely soluble in water with hydrolysis tendency, and insoluble in ethanol, ether, ethyl acetate, chloroform, and acetone.
- Light Sensitivity: The material is light-sensitive and must be stored in light-protective packaging to prevent photodegradation.
- Container Sealing: The container cap must be tightened immediately after each use to prevent moisture ingress from ambient air.
Methylammonium chloride is a hygroscopic perovskite precursor that requires strict moisture-free handling. The following steps ensure safe and effective use in research applications.
Required Equipment: Inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm), Protective gloves, Light-protective sealed container
- Transfer immediately
Transfer the package to a desiccated, light-protected storage environment upon receipt. - Seal after use
Tighten the container cap immediately after each use to prevent moisture ingress. - Don protective gear
Wear protective gloves throughout all experimental procedures to avoid direct skin contact. - Prepare under inert atmosphere
Handle the solid within an inert-atmosphere glovebox with H₂O below 1 ppm and O₂ below 1 ppm when preparing solutions. - Store correctly
Store in a light-protected, moisture-free environment, separate from strong oxidizing agents and alkaline reagents.
How does the ultra-high purity (>99.99%) of methylammonium chloride impact perovskite device performance, and what handling precautions are necessary to maintain that purity during thin film fabrication?
The >99.99% purity ensures extremely low batch impurity content, critical for preventing trace contaminants from compromising device performance and experimental reproducibility. However, the material is strongly hygroscopic and prone to hydrolysis; exposure to atmospheric moisture causes deliquescence and irreversible degradation of precursor stoichiometry. Therefore, handling must be performed in an inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm) and storage must be light-protected, dry, and sealed at room temperature.
What solvents are compatible with methylammonium chloride for solution processing of perovskite thin films?
The product description states it is freely soluble in water but hydrolyzes in aqueous solution, and insoluble in ethanol, ether, ethyl acetate, chloroform, and acetone. No compatible organic solvents are explicitly listed; therefore, solvent selection for thin film processing requires experimental validation, typically using polar aprotic solvents such as DMF or DMSO, though these are not specified in the source.
What are the specific storage and handling requirements to prevent degradation of methylammonium chloride?
The material must be stored at room temperature under light-protected, dry, sealed conditions. It is strongly hygroscopic and prone to hydrolysis; the container cap must be tightened immediately after each use to prevent moisture ingress. Handling should be performed in an inert-atmosphere glovebox with H₂O < 1 ppm and O₂ < 1 ppm. Do not store with strong oxidizing agents or alkaline reagents. Exposure to atmospheric moisture causes deliquescence and irreversible degradation.
Methylammonium chloride (CH₆ClN, 99.99% purity) is a chlorine-based perovskite precursor used as a crystallization modulator for mixed-halide perovskite thin films. Its ultra-high purity supports reproducible device fabrication, but its strong hygroscopicity and hydrolysis tendency necessitate inert-atmosphere handling and strict moisture-free storage.
Positive
- Ultra-high purity >99.99%: Extremely low batch impurity content ensures minimal contamination in perovskite precursor solutions, directly improving experimental reproducibility and device performance consistency.
- Effective crystallization modulator: Chloride incorporation retards perovskite nucleation kinetics, promoting larger grain growth and improved film morphology that reduces charge carrier recombination losses in photovoltaic and photodetector devices.
Trade-offs
- Strong hygroscopicity and hydrolysis: The compound readily absorbs atmospheric moisture and hydrolyzes, requiring handling in inert-atmosphere gloveboxes (H₂O < 1 ppm) and immediate sealing after use to prevent irreversible stoichiometric degradation.
- Restricted solvent compatibility: Freely soluble only in water (where it hydrolyzes) and insoluble in common organic solvents such as ethanol, ether, and acetone, limiting processing options and necessitating careful solvent selection for solution-based deposition.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
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